Change default

Author: phofl

pandas/core/config_init.py

@@ -903,7 +903,7 @@ def register_converter_cb(key) -> None:
 with cf.config_prefix("future"):
     cf.register_option(
         "infer_string",
-        os.environ.get("PANDAS_INFER_STRING", "0") == "0",
+        os.environ.get("PANDAS_INFER_STRING", "0") == "1",
         "Whether to infer sequence of str objects as pyarrow string "
         "dtype, which will be the default in pandas 3.0 "
         "(at which point this option will be deprecated).",